Navigate to (or Apps & Notifications > Special App Access on newer layouts). Tap Install Unknown Apps .
. It manages the communication between your device and Google services, primarily used to sign in to Google accounts and sync data like contacts and emails. Key Features of Version 8.1.0 Account Authentication google account manager 810 apk updated
Use a reliable browser to download the .apk file named something like: Navigate to (or Apps & Notifications > Special